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7 Frontend Rounds
Save your time with curated resources and interview questions for freshers and experienced developers — structured by round so you know exactly what to study.
JavaScript Internals, Hoisting, Scope, Prototypal Inheritance, DOM Events, Polyfills etc.
Component & App Feature Implementation like Modals, Accordions, Games etc.
System Design Fundamentals, Component system design, Application system design etc.
Browser, Authentication, Security, Performance Optimization, Accessibility, i18n etc.
React Basics, Component LifeCycle, React Design Patterns, Hooks, Custom Hooks etc.
Angular Components, Directives, Pipes, Modules etc.
Big-O Complexity, Array, String, Tree & Graph Basics, Recursion, Sorting, Searching etc.
What to expect
Most well-known companies conduct multiple frontend interview technical rounds for individual contributor positions. Round names and order can vary company by company.
01
In this interview round you can expect development of an application or part of the functionality of a big application that includes functional requirements and non-functional requirements like performance, accessibility support.
Primary objective of this interview round is to test your overall knowledge of frontend skills including JavaScript, HTML & CSS in a real development environment.
Develop a user interface of a mailing client similar to Gmail, which should have the following functional and non-functional requirements.
Functional requirements
Non-functional requirements
02
In this interview round you can expect output-based questions around JavaScript fundamentals, and questions around JS framework design patterns, differences between patterns, Hooks, and under-the-hood working of JavaScript and frameworks like React.
Primary objective of this interview round is to test your overall knowledge of JavaScript and JS framework fundamentals, and internal working.
03
This is a design round where you can expect questions around designing an application, a complex component, or part of an application.
Primary objective of this interview round is to evaluate your frontend system design skills to create a scalable and performant web application or component.
04
In this interview round you can expect questions around frontend technologies primarily involved in making scalable and performant enterprise web applications.
Primary objective of this interview round is to evaluate your frontend technologies knowledge and its implementation to enhance web application experience.
05
In this interview round you can expect questions around data structures and algorithms commonly used in frontend development, including array manipulation, string processing, tree traversal, and optimization problems.
Primary objective of this interview round is to evaluate your problem-solving skills and understanding of fundamental data structures and algorithms in the context of frontend development.